Table 1.
Patients characteristics
| Cytological data-set | Histological data-set | Combined set (excluding 54 double entries) | |
|---|---|---|---|
| Number of tumours |
2,529 |
2,124 |
4,599 |
| • Mean/year |
361 |
303 |
657 |
| • Nr of dogs in which a second tumour was detected |
69 |
46 |
115 |
| • Nr of dogs in which a third tumour was detected |
0 |
24 |
24 |
| Male/male neutered |
795/365 |
719/320 |
|
| Female/female neutered |
530/649 |
413/600 |
|
| Median age |
9.1 yrs |
8.6 yrs |
|
| (min. 0.2 yrs, max.17.2 yrs) |
(min. 0.1 yrs, max.17.2 yrs) |
||
| Number of malignant tumours |
1,203 (48%) |
1,262 (60%) |
2,414 |
| Number of benign tumours |
1,010 (40%) |
761 (36%) |
1,768 |
| Unknown | 316 (12%) | 101 (5%) | 417 |